<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0Transitional//EN""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<htmlxmlnshtmlxmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type"content="text/html; charset=utf-8" /> 
<title>限制div高度，内容多了显示滚动条</title> 
<style type="text/css"> 
div{ border-radius:5px;border:1px solidred;padding:10px;} 
#test{min-height:250px;overflow-y:auto;max-height:300px;} 
</style> 
</head> 
<body> 
<div> 
<div id="test"> 
<table> 
<tr><td>1</td></tr><tr><td>2</td></tr> 
<tr><td>3</td></tr><tr><td>4</td></tr> 
<tr><td>5</td></tr><tr><td>6</td></tr> 
<tr><td>7</td></tr><tr><td>8</td></tr> 
<tr><td>9</td></tr><tr><td>10</td></tr> 
<tr><td>5</td></tr><tr><td>6</td></tr> 
<tr><td>7</td></tr><tr><td>8</td></tr> 
<tr><td>9</td></tr><tr><td>10</td></tr> 
</table> 
</div> 
</div> 
</body> 
</html> 